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[TESTS] – Equations

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Adding Equations   P(Xt1≤x1,Xt2≤x2,…,Xtk≤xk)=F(xt1,xt2,…,xtk)=F(xh+t1,xh+t2,…,xh+tk)=P(Xh+t−1≤x1,Xh+t2≤x2,…,Xh+tk≤xk) Xt A stationary process  {X−t,t∈N} is said to be strictly or strongly stationary if its statistical distributions remain unchanged after a shift o the time scale…. Read more »

Cosine Similarity – Understanding the math and how it works (with python codes)

[TEXT-ONLY] Cosine similarity is a metric used to measure how similar the documents are irrespective of their size. Mathematically, it measures the cosine of the angle between two vectors projected… Read more »